Tata CEO Ratan Tata said that his company could modify a European version of the Nano to meet U.S. safety standards within three years. The biggest change would be making the micro-car meet rear-crash safety standards for the U.S. Ever since Tata first announced plans to sell a $2,500 car for its home market of India, many have been asking when it will get a version of the pint-size ride. Watch videos of the car...